<!doctype html>
<html lang="en-US">
<head>
    <meta charset="UTF-8">
    <title></title>
    <link rel="stylesheet" href="./bower_components/bootstrap/dist/css/bootstrap.css"/>
</head>
<body>
<style type="text/css">
    .border{
        border:1px red solid;
    }
    .lightblue{
        background-color: lightblue;
    }
    .lightcoral{
        background-color: lightcoral;
    }
</style>
    <div class="container-fluid">
        <div class="row">
            <div class="col-md-4 border">
                <div class="col-md-4 lightcoral">1</div>
                <div class="col-md-4 lightblue">2</div>
                <div class="col-md-4 lightcoral">3</div>
            </div>
            <div class="col-md-4">2</div>
            <div class="col-md-4">3</div>
        </div>
    </div>
</body>
</html>